UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uEybGuZ50SQsdMQI82c6yWWvPhygjdLOIjE6pCFItyE=' 
WHERE 
  key_id = '8b2b4e02e21e0b7eb8a6aa916e82071a8e77a6a1f0a10329c32fca8011b6fb20' 
  AND (
    token = 'uEybGuZ50SQsdMQI82c6yWWvPhygjdLOIjE6pCFItyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )